The difference is Pokemon makes it clear that the Pokemon enjoy battling and do it voluntarily
Are these the same people who accept JK Rowling's "the house elves are slaves but they like it so it's cool and even the idea of emancipation is a joke" with no further introspection?

"Hey, you better shut up! You're giving away our entire anti-unionization playbook!"
saves animals and the environment from the capitalist, imperialist Eggman by destroying polluting robots